Commitments of Traders (COT)
a few links but there are more:
https://www.barchart.com/futures/commitment-of-traders
https://www.tradingster.com/cot
https://cotpricecharts.com/commitmentscurrent/
https://commitmentsoftraders.org/cot-charts/
(see also: https://www.cftc.gov/MarketReports/CommitmentsofTraders/index.htm )
https://www.cftc.gov/dea/futures/other_lf.htm